As of February 2026 Koppers has a market cap of โน60.46 Billion. This makes Koppers the world's 6722th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Feb 23rd, 2026 the market cap of Koppers was reported to be: